cmake_minimum_required(VERSION 3.7)
project(miniselect)

option(MINISELECT_TESTING "Building the tests." OFF)
option(MINISELECT_SANITIZE "Building the library with sanitizers." OFF)
option(MINISELECT_BUILD_LIBCXX "Building the library with libcxx." OFF)
option(MINISELECT_ENABLE_FUZZING "Building the library with fuzzing." OFF)

include_directories(include)

if (MINISELECT_TESTING)
    enable_testing()
    set(CMAKE_CXX_STANDARD 17)
    if (NOT CMAKE_BUILD_TYPE)
        message(STATUS "No build type selected, default to Release")
        set(CMAKE_BUILD_TYPE "Release")
    endif()
    if (MINISELECT_SANITIZE)
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fno-omit-frame-pointer -fsanitize=undefined -fno-sanitize-recover=all")
    endif()
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -Wall -Wextra -Wpedantic -Werror -Wno-gnu-zero-variadic-macro-arguments")

    if (MINISELECT_BUILD_LIBCXX AND "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
        message(STATUS "Using libcxx as a default standard C++ library")
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
    endif()

    set(BENCHMARK_ENABLE_GTEST_TESTS OFF)
    set(BENCHMARK_ENABLE_TESTING OFF)
    message(STATUS "gtest tests are off")

    add_subdirectory(benchmark)
    add_subdirectory(googletest)
    include_directories(testing)
    include_directories(benches)

    add_executable(benchmark_sort benches/benchmark_sort.cpp)
    target_link_libraries(benchmark_sort benchmark::benchmark gtest)
    add_executable(benchmark_select benches/benchmark_select.cpp)
    target_link_libraries(benchmark_select benchmark::benchmark gtest)

    set(TEST_SOURCES testing/test_select.cpp)
    add_executable(test_select ${TEST_SOURCES})
    target_link_libraries(test_select gtest gmock gtest_main)
    add_test(NAME test_select COMMAND test_select)

    set(TEST_SOURCES testing/test_sort.cpp)
    add_executable(test_sort ${TEST_SOURCES})
    target_link_libraries(test_sort gtest gmock gtest_main)
    add_test(NAME test_sort COMMAND test_sort)
endif()

if(MINISELECT_ENABLE_FUZZING)
    set(BENCHMARK_ENABLE_GTEST_TESTS OFF)
    set(BENCHMARK_ENABLE_TESTING OFF)
    message(STATUS "gtest tests are off")
    add_subdirectory(benchmark)
    add_subdirectory(googletest)
    include_directories(testing)
    add_subdirectory(fuzz)
endif()
